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From: bisson@smtl.hydro.qc.ca (Sylvain Bissonnette)
Subject: Re: Help w/SPI on EVBU
Message-ID: <DA2I6D.89q@ireq.hydro.qc.ca>
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References: <cjohnson.4.000B4D37@qco.qco.com>
Date: Mon, 12 Jun 1995 16:08:36 GMT
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In article <cjohnson.4.000B4D37@qco.qco.com>, cjohnson@qco.qco.com (Carl Johnson) says:
>
>
>I am trying to communicate with the MC68HC68T1 clock chip on the 68hc11 EVBU 
>using the SPI. However, the SPCR register at location $1028 and the DDRD 
>register at location $1009 can not be changed to the proper values to 
>configure for SPI operation. When I try to change these locations manually 
>using the BUFFALO monitors "mm" command I get the "rom-" message. I can, 
>however change these locations to other values that do not configure the SPI 
>system.
>
>I could use a little help to get me going if anyone out there knows what I 
>might be doing wrong! 
>
>Yes, I am new to this $assembly language stuff!
>
>By the way the Micro is the E9 variety.
>
>Can anyone help!!

Hi Carl,

	Check in my small WWW all the sub-routine to drive hc11 with 
68hc68 is in.

http://www.cam.org/~bisson/index.html

					Sylvain Bissonnette
					   bisson@cam.org
